/*
 * MIT License
 *
 * Copyright (c) 2017-2024 Ilkka Seppälä
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package string;

import static org.junit.jupiter.api.Assertions.assertEquals;

import org.junit.jupiter.api.Test;
 
/*
* Tests for 30 Seconds of Java code library
*
*/
class KmpSubstringSearchSnippetTest {
 
  /**
  * Tests for {@link KmpSubstringSearchSnippet#kmpSearch(String, String)}.
  */
  @Test
  void testKmpSearch() {
    // Test cases for KMP substring search
    assertEquals(6, KmpSubstringSearchSnippet.kmpSearch("abxabcabcaby", "abcaby"));
    assertEquals(7, KmpSubstringSearchSnippet.kmpSearch("subash pandey", "pandey"));
    assertEquals(-1, KmpSubstringSearchSnippet.kmpSearch("abcd", "e"));
    assertEquals(0, KmpSubstringSearchSnippet.kmpSearch("aaaaa", "a"));
    assertEquals(2, KmpSubstringSearchSnippet.kmpSearch("abcdabcd", "cdab"));
  }
} 